Home / 1,986,052.08-2,740,953.60-1,170,518.36

Finding the Fourth Proportional to 1,986,052.08, 2,740,953.60 and 1,170,518.36

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Solution

The fourth proportional to 1,986,052.08, 2,740,953.60 and 1,170,518.36 is: 1,615,434.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,052.08 : 2,740,953.60 = 1,170,518.36 : x
  2. Step 2: Convert to fraction form
    1,986,052.08/2,740,953.60 = 1,170,518.36/x
  3. Step 3: Cross multiply
    1,986,052.08x = 2,740,953.60 × 1,170,518.36
  4. Step 4: Simplify right side
    1,986,052.08x = 3,208,336,512,708.10
  5. Step 5: Solve for x
    x = 3,208,336,512,708.10/1,986,052.08
  6. Step 6: Final answer
    x = 1,615,434.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.